Patents 5204704 - 5204957

 

 

Patent 5204704: Thermal transfer printer and method of controlling print density in thermal transfer printing using the same
(INCREMENTAL PRINTING OF SYMBOLIC INFORMATION : THERMAL MARKING APPARATUS OR PROCESSES : Density control : In accordance with temperature of the recording means : Having single layer colored transfer material)

Patent 5204705: Ophthalmic measurement apparatus
(OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING : EYE EXAMINING OR TESTING INSTRUMENT : Objective type : Including illuminator : On rotary disc)

Patent 5204706: Moving picture managing device
(OPTICS: MOTION PICTURES : FILM STRIP VIEWING APPARATUS : Coil type)

Patent 5204707: Multiple mode prints from tele/pan camera
(PHOTOGRAPHY : PSEUDO ZOOM : Camera release)

Patent 5204708: Method and apparatus for magnetically communicating via a photographic filmstrip with enhanced reliability
(PHOTOGRAPHY : WITH DATA RECORDING : Magnetically on film or film cassette : Segmented alphanumeric indicia)

Patent 5204709: Camera apparatus having function for changing condition of release operation
(PHOTOGRAPHY : CAMERA RELEASE CONTROL CIRCUIT : Diaphragm function only)

Patent 5204710: Camera having zoom lens system
(PHOTOGRAPHY : HAVING VARIABLE FOCAL LENGTH OF CAMERA OBJECTIVE : Power zoom : Having mechanical interlock)

Patent 5204711: Projection exposure device
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5204712: Support device with a tiltable object table, and optical lithographic device provided with such a support device
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Step and repeat : Reflector between original and photo-sensitive paper)

Patent 5204713: Electrophotographic apparatus
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Developing unit : Drum mount)

Patent 5204714: Object distance detecting apparatus
(PHOTOGRAPHY : WITH EXPOSURE OBJECTIVE FOCUSING MEANS, FOCUSING AID, OR RANGEFINDING MEANS : Reliability of focus/distance signal : With mechanical rangefinder)

Patent 5204715: Range-finding-direction-changeable-camera
(PHOTOGRAPHY : HAVING VARIABLE FOCAL LENGTH OF CAMERA OBJECTIVE : Having focus operation : Including focus/distance detecting circuit : Focus position adjusted according to focal length : Operating on rolled material)

Patent 5204716: Side-free recording apparatus
(PHOTOCOPYING : PROJECTION PRINTING AND COPYING CAMERAS : Copying both sides of original : Duplex :)

Patent 5204717: Photoreceptor removal mechanism for a printing machine
(ELECTROPHOTOGRAPHY : HAVING PARTICULAR STRUCTURE : Modular or displaceable : Charging unit : Including cover)

Patent 5204718: Electrophotographic process control device which uses fuzzy logic to control the image density
(ELECTROPHOTOGRAPHY : CONTROL OF ELECTROPHOTOGRAPHY PROCESS : Densitometer detail : Temperature control)

Patent 5204719: Development system
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Powder cloud : Having electrode : Details)

Patent 5204720: Image forming apparatus having integral toner supply cartridge and toner recovery cartridge
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Mixing : Auger : Optical detector)

Patent 5204721: Developer auger for use in an electrophotographic printing machine
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Dry development : Mixing : Auger : Optical detector)

Patent 5204722: Thermo-electric transfer system for liquid toner
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat and pressure : Heated roller : Cleaning member)

Patent 5204723: Heating apparatus having heater with branch
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Fixing (e.g., fusing) : By heat : Heated roller)

Patent 5204724: Document feeding apparatus and a document feeding method with upstream pressure release
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Having handling of removed material)

Patent 5204725: Complex machine comprising a host computer, a duplicator, a laser printer and a sheet supply unit
(ELECTROPHOTOGRAPHY : MACHINE OPERATION : Job mode : User access)

Patent 5204726: Copying paper feed sensing device for a copying apparatus
(ELECTROPHOTOGRAPHY : DIAGNOSTICS : Document handling : Jam : Purge)

Patent 5204727: Image forming apparatus
(ELECTROPHOTOGRAPHY : DOCUMENT HANDLING : Copy : Delivering from transfer position : Discharge of copy (e.g., exit tray) : Having intermediate storage)

Patent 5204728: Unlimited document feeder
(ELECTROPHOTOGRAPHY : MACHINE OPERATION : Densitometer detail)

Patent 5204729: Full color copying machine
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Development : Plural diverse (e.g., color) : Toner images overlapped : By diverting toner)

Patent 5204730: Transfer, detac polarity switching
(ELECTROPHOTOGRAPHY : IMAGE FORMATION : Transfer : Color : Cascade)

Patent 5204731: Method and apparatus for measuring the coordinates of a surveyed point
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : Triangulation ranging to a point with one projected beam : Requiring scanning of a source beam : With at least one paired set of staring photodetectors)

Patent 5204732: Optical distance measuring apparatus
(OPTICS: MEASURING AND TESTING : RANGE OR REMOTE DISTANCE FINDING : With photodetection : Of CW phase delay : Having multiple carrier or modulation frequencies : Including specific counter type timing of returns)

Patent 5204733: Apparatus for calibrating an optical instrument, and applications thereof
(OPTICS: MEASURING AND TESTING : STANDARD : Having predetermined light transmission regions (e.g., holes, aperture, multiple material articles))

Patent 5204734: Rough surface profiler and method
(OPTICS: MEASURING AND TESTING : BY LIGHT INTERFERENCE (E.G., INTERFEROMETER) : For dimensional measurement : Having short coherence length source : Contour or profile)

Patent 5204735: High-frequency semiconductor device having emitter stabilizing resistor and method of manufacturing the same
(ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) : INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS : Passive components in ICs : With bipolar transistor structure)

Patent 5204736: Image processing apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)

Patent 5204737: Color information reading apparatus for reading binary data
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)

Patent 5204738: Method of an apparatus for compressing images data
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Detail of image placement or content)

Patent 5204739: Proximity mask alignment using a stored video image
(TELEVISION : SPECIAL APPLICATIONS : Microscope : Eye)

Patent 5204740: Image signal decoding apparatus
(PULSE OR DIGITAL COMMUNICATIONS : BANDWIDTH REDUCTION OR EXPANSION : Television or motion video signal : Predictive : Separate coders)

Patent 5204741: Motion detector and image stabilizing system
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Camera image stabilization : Motion correction : Electrical (memory shifting, electronic zoom, etc.) : Motion detection)

Patent 5204742: Easily removable optical monitoring installation
(TELEVISION : SPECIAL APPLICATIONS : Observation of or from a specific location (e.g., surveillance) : Plural cameras : Motion detection)

Patent 5204743: Coding apparatus
Patent 5204744: System for reproducing a stationary picture
(TELEVISION : FORMAT : Including additional information : For controlling video processing (e.g., digitally assisted video) : Field or frame sequential to simultaneous)

Patent 5204745: High-definition television signal processing system for transmitting and receiving a television signal in a manner compatible with the present
(TELEVISION : FORMAT CONVERSION : Line doublers type (e.g., interlace to progressive IDTV type) : Specified chrominance signal)

Patent 5204746: Method and apparatus for frequency modulating a phase locked loop with video information
(TELEVISION : SYNCHRONIZATION : Locking of video or audio to reference timebase : Including demodulator)

Patent 5204747: Aperture compensation circuit
(TELEVISION : IMAGE SIGNAL PROCESSING CIRCUITRY SPECIFIC TO TELEVISION : Transition or edge sharpeners : For color television)

Patent 5204748: Beam current limiting arrangement for a television system with picture-in-picture provisions
(TELEVISION : BASIC RECEIVER WITH ADDITIONAL FUNCTION : For display of additional information : Simultaneously and on same screen (e.g., multiscreen) : Picture in picture : Locking rates)

Patent 5204749: Automatic follow-up focus detecting device and automatic follow-up device
(TELEVISION : CAMERA, SYSTEM AND DETAIL : Optics : Focus control : Using image signal : With motion detection : Using multiple output registers)

Patent 5204750: Sectional frame for forming sheilding units for the radiation emitted by apparatus incorporating variously sized video terminals
(TELEVISION : VIDEO DISPLAY : Cathode-ray tube : Protective device : Radiation protection for user : Electrochromic device)

Patent 5204751: Target support for projection cathode ray tube
(TELEVISION : VIDEO DISPLAY : Projection device : Cathode-ray tube image source : Cabinet or chassis : With screen or absorption filter)

Patent 5204752: Image processing apparatus having shadow composition capability using binary data thinning and thickening circuits and preset thinning and
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Recording apparatus : Scanning)

Patent 5204753: Multi-bit rendering method and arrangement for continuous tone picture representation and printing
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Adaptive image reproduction : Look-up table for image processing or print attribute data (e.g., threshold value, print element property))

Patent 5204754: Video signal processing apparatus for restoring an interlaced video signal stored in a memory
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Time (e.g., phase or frequency) correction : Digital technique : By controlling read-write operations :)

Patent 5204755: Radiator system in image recording apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific image-processing circuitry)

Patent 5204756: Method for high-quality compression of binary text images
(IMAGE ANALYSIS : IMAGE COMPRESSION OR CODING : Adaptive coding (i.e., changes based upon history, activity, busyness, etc.) : Checking spelling for recognition)

Patent 5204757: Facsimile front end router
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Memory interface : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5204758: Facsimile system having multiple mounting portions
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Memory interface : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5204759: Image processing apparatus
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Memory interface : Auxiliary signal controls apparatus at both transmitter and receiver)

Patent 5204760: System and method for converting continuous half tone image into pseudo half tone image
(FACSIMILE AND STATIC PRESENTATION PROCESSING : STATIC PRESENTATION PROCESSING (E.G., PROCESSING DATA FOR PRINTER, ETC.) : Attribute control : Multi-level image reproduction (e.g., gray level reproduction) : Error diffusion in gray level or halftone generation :)

Patent 5204761: Pixel by pixel offset and gain correction in analog data from scanning arrays
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Specific signal processing circuitry : Image processing : Shade correction : Variable threshold determined by image or other condition (e.g., adaptive thresholding))

Patent 5204762: Image reading device
(FACSIMILE AND STATIC PRESENTATION PROCESSING : FACSIMILE : Picture signal generator : Scanning : Picture signal thresholding)

Patent 5204763: Light-scattering element
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Microencapsulated or polymer dispersed liquid crystal : Polymer network liquid crystal : With color formed by different color polarizer or color filter associated with each cell)

Patent 5204764: Electro-optical device having a first and a second nonlinear resistance element formed on each pixel electrode
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR EXCITATION OF LIQUID CRYSTAL : Electrical excitation of liquid crystal (i.e., particular voltage pulses, AC vs. DC, threshold voltages, etc.) : With particular switching device : Two terminal nonlinear switching device (e.g., N-I-N, S-I-S, Ferroelectric, etc.) : Metal-insulator-metal (i.e., MIM) : With particular gate electrode structure)

Patent 5204765: Liquid crystal display device having reflector of a substrate, a patterned resin, and a reflective film, and method of making same
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Reflector : Opaque mask or black mask)

Patent 5204766: Ferroelectric liquid crystal cell with particulate adhesive density higher near side
(LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS : PARTICULAR STRUCTURE : Having significant detail of cell structure only : Spacer : With particular injection port or injection plug)

Patent 5204767: Pay-channel transmission system for CATV
(OPTICAL COMMUNICATIONS : MULTIPLEX : Broadcast and distribution system : WDM : Hub or central office : Including subscribers :)

Patent 5204768: Remote controlled electronic presentation system
(OPTICAL COMMUNICATIONS : REMOTE CONTROL : Bidirectional (i.e., monitoring or acknowledge) : Through free space)

Patent 5204769: Postobjective optical deflector
(OPTICAL: SYSTEMS AND ELEMENTS : DEFLECTION USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) : Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) : Having particular focusing element to receive scanned light : Having a common axis of rotation)

Patent 5204770: All optical image processing and pattern recognition apparatus using stimulated photon echoes
(OPTICAL: SYSTEMS AND ELEMENTS : HOLOGRAPHIC SYSTEM OR ELEMENT : For producing or reconstructing images from multiple holograms (e.g., color, etc.) : Discrete hologram only : Sequential frames on moving film :)

Patent 5204771: Optical circulator
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : Changing bulk optical parameter : Magneto-optic : Modulation of polarized light via modulating input signal : Within display element)

Patent 5204772: Electrically responsive light controlling device
(OPTICAL: SYSTEMS AND ELEMENTS : OPTICAL MODULATOR : Light wave temporal modulation (e.g., frequency, amplitude, etc.) : By changing physical characteristics (e.g., shape, size or contours) of an optical element : Changing position or orientation of suspended particles : Having multiple electrodes)

Patent 5204773: Ultraviolet light filter and filter system
(OPTICAL: SYSTEMS AND ELEMENTS : HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY : Having ultraviolet absorbing or shielding property : Having metal layer)

Patent 5204774: Night vision goggle with improved optical system
(OPTICAL: SYSTEMS AND ELEMENTS : COMPOUND LENS SYSTEM : Telescope : Binocular : Spacing of optical elements axially adjustable : Spacing of optical elements axially adjustable)

Patent 5204775: Device for magnifying indicia printed on a container
(OPTICAL: SYSTEMS AND ELEMENTS : SCALE OR INDICIA READING : Lens : Movable or adjustable : Along scale or indicia : Spacing of optical elements axially adjustable)

Patent 5204776: Automatic viewer and associated photoprint carrier for half-frame stereo prints
(OPTICAL: SYSTEMS AND ELEMENTS : STEREOSCOPIC : Stereo-viewers : Using polarized light)

Patent 5204777: Energy efficient skylight and blind
(OPTICAL: SYSTEMS AND ELEMENTS : BUILDING INTERIOR ILLUMINATION WITH REFLECTED, REFRACTED OR PREDETERMINED ANGLE OF ENTRANCE OF OUTSIDE LIGHT : Slats or strips : With internal reflections)

Patent 5204778: Control system for automatic rearview mirrors
(OPTICAL: SYSTEMS AND ELEMENTS : GLARE OR UNWANTED LIGHT REDUCTION : With mirror (e.g., mirror with glare screen, etc.) : Anti-glare mirror : Adjustable : With single transparent coating between spheres and atmosphere)

Patent 5204779: Zoom lens capable of being adjusted for tracking
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Four groups : + - - + Arrangement : Having crossed axes)

Patent 5204780: Lens system for a copying machine
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With variable magnification (e.g., zoom type) : With mechanical compensation : Three groups : + - + Arrangement : Having crossed axes)

Patent 5204781: Infinite large-aperture lens system with aspherical surfaces
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Including a nonspherical surface : Adjusting mechanism)

Patent 5204782: Color-corrected optical systems
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : Multiple component lenses : Three components : + - + Arrangement : With multiple element first component : With multiple element component)

Patent 5204783: Focusing apparatus for a folded collimating lens in an X-ray imaging system
(OPTICAL: SYSTEMS AND ELEMENTS : LENS : With support : Operation viewed through lens)

Patent 5204784: Deformable mirror with pneumatic actuator pre-load
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : Including specified control or retention of the shape of a mirror surface : Including a plurality of adjustable mirror supports : Roof or roof-angle)

Patent 5204785: Articulated arm with shoulder joint
(OPTICAL: SYSTEMS AND ELEMENTS : MIRROR : With support : Mirror movable relative to support : With rotation of mirror about perpendicular axes : With rotation of mirror about perpendicular axes)

Patent 5204786: Digital image recording and reproducing apparatus
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : CONVERTING AN ANALOG SIGNAL TO DIGITAL FORM FOR RECORDING; REPRODUCING AND RECONVERTING : Frequency)

Patent 5204787: Time base correcting apparatus with means for inhibiting memory write and read addresses to prevent address overlap
(TELEVISION SIGNAL PROCESSING FOR DYNAMIC RECORDING OR REPRODUCING : PROCESSING OF TELEVISION SIGNAL FOR DYNAMIC RECORDING OR REPRODUCING : Time (e.g., phase or frequency) correction : Digital technique : By controlling read-write operations :)

Patent 5204788: Digital magnetic recording and reproducing circuit for suppressing generation of asymmetry
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL PROCESSING OF A DIGITAL SIGNAL : Head amplifier circuit : Intra-cell transition)

Patent 5204789: Low noise voltage-biasing amplifier for magnetoresistive element
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Specifics of the amplifier : Between heads in alternate engagement with medium)

Patent 5204790: Digital signal recording circuit for digital video cassette tape recorder
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : GENERAL RECORDING OR REPRODUCING : Specifics of the amplifier : Recording amplifier :)

Patent 5204791: Tape loading device of a video tape recorder having a linkage driven inclined auxiliary tape guide member
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : With tape extraction : Drum)

Patent 5204792: Cartridge tape drive
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Tape record : Tape in container : Plural reels : Container mounting details : With common capstan drive)

Patent 5204793: Removable cartridge disk drive with an integral head loading ramp, air filter and removable cartridge door safety stop
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING : Disk record : Tape in container)

Patent 5204794: Magnetic disk drive comprising disk cartridge and driving device, which disk cartridge includes connector for connecting the disk cartridge to
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : RECORD MEDIUM : In container : For disk : Disc record)

Patent 5204795: Magnetic recording and reproduction system having opposed magnetic heads
(DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL : HEAD MOUNTING : Disk record : Full contact suspension : Noise reduction)

Patent 5204796: Tape cassette with tape tension controlled by grease of a specified range of viscosity
(WINDING, TENSIONING, OR GUIDING : UNWINDING AND REWINDING A MACHINE CONVERTIBLE INFORMATION CARRIER (E.G., MAGNETIC TAPE OR PHOTOGRAPHIC FILM) : Cartridge system (i.e., cartridge work station or cartridge) : Coil-to-coil cartridge : With particular drive coupling : Acting on plural coils)

Patent 5204797: Solid state overcurrent protection system for circuit breakers
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : With time delay protective means : With multiple timing characteristics : With multiple timing characteristics (e.g., short, long))

Patent 5204798: Metering accessory for molded case circuit breakers
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : With specific current responsive fault sensor : Rating plug : Protection for thyristor)

Patent 5204799: Protective arrangement for telecommunications line interface circuit
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Circuit interruption by thermal sensing : With fuse : With transistor circuit interrupter)

Patent 5204800: Voltage surge suppression device
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : SAFETY AND PROTECTION OF SYSTEMS AND DEVICES : Transient responsive : Plural conductors in single sheath (e.g., compound))

Patent 5204801: Degaussing technique
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Demagnetizing : Magnetic tape : By separating contacts)

Patent 5204802: Method and apparatus for driving and controlling an improved solenoid impact printer
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES : Systems for magnetizing, demagnetizing, or controlling the magnetic field : Including particular drive circuit : Including means to establish plural distinct current levels (e.g., high, low) : By separating contacts)

Patent 5204803: Neutral system for electric distribution panelboard
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electrical power distribution systems and devices : Electrical service distribution box : Including panel board : Busbar arrangements : Composition)

Patent 5204804: GTO module with piggyback bypass diode
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : For module : Electrically insulating thermally conductive)

Patent 5204805: Casing assembly for electronic equipment
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : With cooling means : Thermal conduction : For printed circuit board : For integrated circuit)

Patent 5204806: Flexible printed circuit board
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Printed circuit board : Flexible board : Cordwood type)

Patent 5204807: Postage meter housing arrangement having RF and electromagnetic induction shielding
(ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES : HOUSING OR MOUNTING ASSEMBLIES WITH DIVERSE ELECTRICAL COMPONENTS : For electronic systems and devices : Including keyboard support : Fluid)

Patent 5204809: H-driver DC-to-DC converter utilizing mutual inductance
(ELECTRIC POWER CONVERSION SYSTEMS : CURRENT CONVERSION : Using semiconductor-type converter : In transistor inverter systems : Bridge type : With magnetic control means)

Patent 5204810: NC sentence creation system
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : GENERIC CONTROL SYSTEM, APPARATUS OR PROCESS : Having preparation of program : Positional (e.g., joystick))

Patent 5204811: Document processor with transport buffer
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : AUTOMATED ELECTRICAL FINANCIAL OR BUSINESS PRACTICE OR MANAGEMENT ARRANGEMENT : Finance (e.g., banking, investment or credit) : Including funds transfer or credit transaction : With paper check handling : Including Automatic Teller Machine (i.e., ATM))

Patent 5204812: User access of multiple documents based on document relationship classification
(DATA PROCESSING: DATABASE AND FILE MANAGEMENT OR DATA STRUCTURES : DATABASE OR FILE ACCESSING : Privileged access : Pattern matching access)

Patent 5204813: Computer-controlled testing process and device for administering an examination
(EDUCATION AND DEMONSTRATION : QUESTION OR PROBLEM ELICITING RESPONSE : Electrical means for recording examinee's response : Means perforating response form at correct answer location)

Patent 5204814: Autonomous lawn mower
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Automatic route guidance vehicle : Storage or planning of route information : Profile of descent)

Patent 5204815: Electric control apparatus for control of the running characteristic of a wheeled vehicle
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : Vehicle subsystem or accessory control : Suspension control : Attitude change suppressive control (e.g., antiroll or antipitch) : Inner/outer loop)

Patent 5204816: Throttle error detection logic
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION : With indicator or control of power plant (e.g., performance) : Internal-combustion engine : Digital or programmed data processor : Backup, interrupt, reset, or test : Detection of O2 concentration)

Patent 5204817: Car mounted navigation system
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : NAVIGATION : Employing position determining equipment : For use in a map data base system : Including route searching or determining device : Specific memory or interfacing device)

Patent 5204818: Surveying satellite apparatus
(DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION : NAVIGATION : Space orbits or paths : With radar or optical ground scanner)

Patent 5204819: Fluid delivery control apparatus
(DATA PROCESSING: FINANCIAL, BUSINESS PRACTICE, MANAGEMENT, OR COST/PRICE DETERMINATION : FOR COST/PRICE : Fluid : Specialized function performed)

Patent 5204820: Method of producing an optically effective arrangement in particular for application with a vehicular headlight
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Having identification controlled manufacturing operation)

Patent 5204821: Parts supply instruction apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Design or planning : Material requirement : Knowledge based (e.g., expert system))

Patent 5204822: Sewing data processing apparatus
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Textile : Sewing : Embroidering :)

Patent 5204823: Method and apparatus for high-speed layer thickness curing in 3-D model making
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Three-dimensional product forming : Rapid prototyping (e.g., layer-by-layer, material deposition) : Stereolithography :)

Patent 5204824: Method of and apparatus for copy controlling coordinate measuring probe with rotary table
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Product assembly or manufacturing : Particular manufactured product or operation : Machining : Having particular tool or tool operation : Tracing or duplicating : Thickness control)

Patent 5204825: Method and apparatus for exact leading zero prediction for a floating-point adder
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Format conversion : Normalization :)

Patent 5204826: Quality assurance of surface treatments by analysis of substrate surface line traces
(DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING : MEASUREMENT SYSTEM IN A SPECIFIC ENVIRONMENT : Quality evaluation : Quality control : Frequency)

Patent 5204827: Sampling rate converting apparatus
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Filtering : Decimation/interpolation : Tone detection)

Patent 5204828: Bus apparatus having hold registers for parallel processing in a microprocessor
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Floating point : Multiplication followed by addition : Sticky bit)

Patent 5204829: Interleaving operations in a floating-point numeric processor
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Floating point : Pipeline : Sticky bit)

Patent 5204830: Fast pipelined matrix multiplier
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Multiplication of matrices : Overflow or underflow)

Patent 5204831: Circuit configuration for digital bit-serial signal processing
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Addition/subtraction : Binary : Serial : Multiples of divisor)

Patent 5204832: Addition apparatus having round-off function
(ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING : ELECTRICAL DIGITAL CALCULATING COMPUTER : Particular function performed : Arithmetical operation : Addition/subtraction : Binary : Parallel : Conditional sums : Tree structured logic blocks)

Patent 5204833: Method and apparatus for recording waveform
(STATIC INFORMATION STORAGE AND RETRIEVAL : ANALOG STORAGE SYSTEMS : Particular biasing)

Patent 5204834: Static semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : SYSTEMS USING PARTICULAR ELEMENT : Flip-flop (electrical) : Nuclear induction or spin echo)

Patent 5204835: EPROM virtual ground array
(STATIC INFORMATION STORAGE AND RETRIEVAL : FLOATING GATE : Particular connection : Virtual ground : Weak inversion injection)

Patent 5204836: Method and apparatus for implementing redundancy in parallel memory structures
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Bad bit : Coincident A.C. signal with pulse)

Patent 5204837: Semiconductor memory device having test mode
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Testing : Coincident A.C. signal with pulse)

Patent 5204838: High speed readout circuit
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Precharge : Coincident A.C. signal with pulse)

Patent 5204839: Program optimizing circuit and method for an electrically erasable and programmable semiconductor memory device
(STATIC INFORMATION STORAGE AND RETRIEVAL : READ/WRITE CIRCUIT : Accelerating charge or discharge : Coincident A.C. signal with pulse)

Patent 5204840: Means and methods for preserving microprocessor memory
(STATIC INFORMATION STORAGE AND RETRIEVAL : POWERING : Data preservation : Holographic)

Patent 5204841: Virtual multi-port RAM
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Multiple port access : Alternate addressing (e.g., even/odd))

Patent 5204842: Semiconductor memory with memory unit comprising a plurality of memory blocks
(STATIC INFORMATION STORAGE AND RETRIEVAL : ADDRESSING : Plural blocks or banks : Standby power)

Patent 5204843: Integrated reception system of great length for sensing acoustic waves
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SEISMIC PROSPECTING : Offshore prospecting : Multiple hydrophone cable systems : Fluid variation)

Patent 5204844: Moment bender transducer
(COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES : SIGNAL TRANSDUCERS : Underwater type : Piezoelectric : With diaphragm : Multimorph)

Patent 5204845: Clock synchronization
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : ELECTRICAL TIME BASE : Solid state oscillating circuit type : With spring click)

Patent 5204846: Dual time-indicative time piece
(HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES : DISPLAYS OR DISPLAY DEVICE DETAILS : Dial or hand : By motion or position)

Patent 5204847: Sensing previously-recorded information while recording or erasing a magnetooptic storage number
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE OR RETRIEVAL BY SIMULTANEOUS APPLICATION OF DIVERSE TYPES OF ELECTROMAGNETIC RADIATION : Magnetic field and light beam : Cabinet details)

Patent 5204848: Adjusting amplitude detection threshold by feeding back timing-data phase errors
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : CONTROL OF STORAGE OR RETRIEVAL OPERATION BY A CONTROL SIGNAL TO BE RECORDED OR REPRODUCED : Control of information signal processing channel : For phase, timing, or rate processing : Using a reproduced information of specified preformat, header, or reference area)

Patent 5204849: Disk playback apparatus with centering device for different disk sizes
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Capable of only accepting unprotected insertable single optical medium : Loading of optical medium : Edge loading : Guide mechanism : Movable guide :)

Patent 5204850: Loading apparatus for a disc-shaped recording medium
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : PARTICULAR CABINET STRUCTURE FOR OPTICAL MEDIA : Tray or drawer loading or ejecting : Damped tray : Pivotable chassis mounted turntable or pickup)

Patent 5204851: Apparatus for reading and/or inputting information
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM : Electrical modification or sensing of storage medium (e.g., capacitive, resistive, electrostatic charge) : Having photographic storage medium (e.g., variable density or area))

Patent 5204852: Optical disc-like recoding medium and manufacturing method thereof
(DYNAMIC INFORMATION STORAGE OR RETRIEVAL : STORAGE MEDIUM STRUCTURE : Optical track structure (e.g., phase or diffracting structure, etc.) : Turntable)

Patent 5204853: Adaptor for a disc cartridge case
(DYNAMIC OPTICAL INFORMATION STORAGE OR RETRIEVAL : OPTICAL STORAGE MEDIUM STRUCTURE : Disk adapter : Optical storage disc holding structure)

Patent 5204854: Adaptive hybrid
(MULTIPLEX COMMUNICATIONS : DUPLEX : Transmit/receive interaction control : Echo suppression or cancellation : Using an attenuator : Including cancellation of certain signals)

Patent 5204855: Skywave adaptable network transceiver apparatus
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Combined time and frequency assignment : Concentrator)

Patent 5204856: Skywave adaptable network transceiver apparatus using predictive frequencies for initial link-up
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Combined time and frequency assignment : Concentrator)

Patent 5204857: ATM exchange system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Combined circuit switching and packet switching : Switching network having separate elements to handle circuit switched traffic and packet switched traffic : Channel reservation scheme)

Patent 5204858: Address setting and filtering system for terminal accommodating circuits in a packet switching system
(MULTIPLEX COMMUNICATIONS : PATHFINDING OR ROUTING : Switching a message which includes an address header : Having a plurality of nodes performing distributed switching : Having detail of switch memory reading/writing)

Patent 5204859: Method and apparatus for detecting a frame alignment word in a data system
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Synchronizing : Using synchronization information contained in a frame : Unique synchronization word or unique bit sequence : Plural synchronization words)

Patent 5204860: Network terminating terminal apparatus for integrated services digital network
(MULTIPLEX COMMUNICATIONS : CHANNEL ASSIGNMENT TECHNIQUES : Details of circuit or interface for connecting user to the network : Arbitration for access between contending stations)

Patent 5204861: Key telephone system with enhanced connectivity
(MULTIPLEX COMMUNICATIONS : COMMUNICATION TECHNIQUES FOR INFORMATION CARRIED IN PLURAL CHANNELS : Combining or distributing information via time channels : Signaling (ancillary to main information) : Using a dedicated signaling channel (i.e., D-channel) : Including delay device)

Patent 5204862: TDM slot muting method and apparatus
(MULTIPLEX COMMUNICATIONS : DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) : Using antijabber circuit)

Patent 5204863: Device for monitoring the operation of a microprocessor system, or the like
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Error detection or notification : Timing error (e.g., watchdog timer time-out) : Storage content error)

Patent 5204864: Multiprocessor bus debugger
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault locating (i.e., diagnosis or testing) : Component dependent technique : Bus, I/O channel, or network path component fault : Memory emulator feature)

Patent 5204865: Data extracting circuit for serial control apparatus
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Fault recovery : By masking or reconfiguration : Of network :)

Patent 5204866: Bidirectional free-space optical bus for electronics systems
(COHERENT LIGHT GENERATORS : PARTICULAR BEAM CONTROL DEVICE : Modulation : Polarization : Rotating prism)

Patent 5204867: Method and apparatus to dynamically control the resonator gain of a laser
(COHERENT LIGHT GENERATORS : PARTICULAR OPERATING COMPENSATION MEANS : Optical output stabilization)

Patent 5204868: Optical isolator and method for assembling same
(COHERENT LIGHT GENERATORS : PARTICULAR TEMPERATURE CONTROL : Optical output stabilization)

Patent 5204869: Radiation-emitting semiconductor device having emission in the visible range and a high maximum operating temperature
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5204870: Method of implementation of surface-emission semiconductor lasers, and lasers obtained by the method
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5204871: Bistable optical laser based on a heterostructure pnpn thyristor
(COHERENT LIGHT GENERATORS : PARTICULAR ACTIVE MEDIA : Semiconductor : Injection : Particular confinement layer :)

Patent 5204872: Control system for electric arc furnace
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Power supply system : With power regulation : Crosshead)

Patent 5204873: DC electric arc melting apparatus
(INDUSTRIAL ELECTRIC HEATING FURNACES : ARC FURNACE DEVICE : Power supply system : D.C. power : By changing arc length)

Patent 5204874: Method and apparatus for using orthogonal coding in a communication system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)

Patent 5204875: 4-ary correlator, matched filter, and decoder for coherent, direct sequence, spread spectrum applications
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM : Direct sequence : Receiver : Correlation-type receiver :)

Patent 5204876: Method and apparatus for providing high data rate traffic channels in a spread spectrum communication system
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)

Patent 5204877: Spread spectrum modulating device
(PULSE OR DIGITAL COMMUNICATIONS : SPREAD SPECTRUM :)

Patent 5204878: Method of effecting channel estimation for a fading channel when transmitting symbol sequences
(PULSE OR DIGITAL COMMUNICATIONS : EQUALIZERS : Automatic : Adaptive : Matched-filter-type receiver)

Patent 5204879: High Speed data detection and clock recovery in a received multi-level data signal
(PULSE OR DIGITAL COMMUNICATIONS : MULTILEVEL : Synchronized : Duobinary)

Patent 5204880: Differential line driver employing predistortion
(PULSE OR DIGITAL COMMUNICATIONS : CABLE SYSTEMS AND COMPONENTS : Transformer coupling : Single bit (delta))

Patent 5204881: System for set-up of transmitters in high capacity digital radio links
(PULSE OR DIGITAL COMMUNICATIONS : TRANSMITTERS : Antinoise or distortion (includes predistortion) : Power amplifier : Antinoise or distortion)

Patent 5204882: Service clock recovery for variable bit rate services
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : With electromagnetic relay or solenoid)

Patent 5204883: Method and apparatus for recognition of a framing pattern distributed in a serial bit stream
(PULSE OR DIGITAL COMMUNICATIONS : SYNCHRONIZERS : Frequency or phase control using synchronizing signal : Synchronization word : Synchronizer pattern recognizers : More than two phases)

Patent 5204884: System for high-speed measurement and sorting of particles
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : APPLICATIONS : Counting animate or inanimate entities : Field of view contains plural entities or entities scanned plural times (e.g., microscopic particles) :)

Patent 5204885: Method and device for evaluating a digital signal using a digital counter with LSB signal separately applied to both counter and register
(ELECTRICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS : SYSTEMS : Using shift register : Multiplication or division by a fraction)

Patent 5204886: Method of improving an x-ray lithography beamline uniformity
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Lithography : With gap fluid handling)

Patent 5204887: X-ray microscope
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Telescope or microscope : Fluoroscopy)

Patent 5204888: Bone mineral content measuring apparatus
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Composition analysis : With spatially dispersive energy analysis)

Patent 5204889: Apparatus for measuring thickness of metals on a rolling mill
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SPECIFIC APPLICATION : Absorption : Thickness or density analysis : With spatially dispersive energy analysis)

Patent 5204890: Rotary anode type X-ray tube
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE : Electron tube : With movable target : With specific bearing means : With lubrication :)

Patent 5204891: Focal track structures for X-ray anodes and method of preparation thereof
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : SOURCE : Target : With cooling means)

Patent 5204892: Primary radiation diaphragm for x-ray tube
(X-RAY OR GAMMA RAY SYSTEMS OR DEVICES : BEAM CONTROL : Collimator : Variable : With linear leaf motion : With lubrication)

Patent 5204893: Method and an apparatus for transmitting/receiving signals in a video phone
(TELEVISION : TWO-WAY VIDEO AND VOICE COMMUNICATION (E.G., VIDEOPHONE) : Transmission control (e.g., resolution or quality) : Motion image conferencing)

Patent 5204894: Personal electronic directory
(TELEPHONIC COMMUNICATIONS : AUDIO MESSAGE STORAGE, RETRIEVAL, OR SYNTHESIS : Voice activation or recognition : Voice dialing : Inductive pickup)

Patent 5204895: Data communicating apparatus which selects analog or digital communication in accordance with the destination number
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : To produce visual-graphic copy (e.g., facsimile) : Connection to plural networks or lines : Having acoustic link)

Patent 5204896: Outbound telemetry device
(TELEPHONIC COMMUNICATIONS : TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) : Remote indication over telephone line (e.g., telemetry) : Meter reading : Having power supply circuitry : Line powered)

Patent 5204897: Management interface for license management system
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : ACCESS LOCKING : Bus interface architecture)

Patent 5204898: Method of protection against the unauthorized unscrambling of scrambled television broadcasts, and implementation method
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Nonstandard scan pattern of video information : Line cut and shuffle :)

Patent 5204899: Vector quantization method employing mirrored input vectors to search codebook
(TELEVISION : BANDWIDTH REDUCTION SYSTEM : Data rate reduction : Involving transform coding : Adaptive : Sampling : Contrast)

Patent 5204900: Coding system for descrambling video
(CRYPTOGRAPHY : VIDEO CRYPTOGRAPHY : Video electric signal modification (e.g., scrambling) : Usage or charge determination : Including usage or charge recording at subscriber station :)

Patent 5204901: Public key cryptographic mechanism
(CRYPTOGRAPHY : KEY MANAGEMENT : Key distribution : User-to-user key distributed over data link (i.e., no center) : By public key method :)

Patent 5204902: Cellular telephony authentication arrangement
(CRYPTOGRAPHY : CELLULAR TELEPHONE CRYPTOGRAPHIC AUTHENTICATION : Visiting center : Including addressed decoder control signal)

Patent 5204903: Secure communication equipment and secure transmission system
(CRYPTOGRAPHY : KEY MANAGEMENT : Having particular key generator : Nonlinear (e.g., pseudorandom) : By public key method)

Patent 5204904: Apparatus for receiving and processing frequency modulated electromagnetic signals
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : BINAURAL AND STEREOPHONIC : Broadcast or multiplex stereo : FM final modulation : AM subcarrier : Antinoise : Four or more diodes)

Patent 5204905: Text-to-speech synthesizer having formant-rule and speech-parameter synthesis modes
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Synthesis : Image to speech : Specialized models)

Patent 5204906: Voice signal processing device
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : For storage or transmission : Frequency : Specialized information : Pitch :)

Patent 5204907: Noise cancelling microphone and boot mounting arrangement
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HAVING NON-ELECTRICAL FEATURE (E.G., MOUNTING) : Having microphone : Curved or angled housing)

Patent 5204908: Sound system with rate controlled, variable attenuation
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING AMPLITUDE OR VOLUME CONTROL : Having automatic equalizer circuit)

Patent 5204909: Audio processing system using delayed audio
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : INCLUDING AMPLITUDE OR VOLUME CONTROL : With amplitude compression/expansion : With amplitude control)

Patent 5204910: Method for detection of defects lacking distinct edges
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Tool, workpiece, or mechanical component inspection : Alignment, registration, or position determination)

Patent 5204911: Inspection method using unique templates and histogram analysis
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Bottle inspection : Including an optical imager or reader)

Patent 5204912: Defect verification and marking system for use with printed circuit boards
(IMAGE ANALYSIS : APPLICATIONS : Manufacturing or product inspection : Inspection of semiconductor device or printed circuit board : Inspecting printed circuit boards :)

Patent 5204913: Pattern processing system
(IMAGE ANALYSIS : APPLICATIONS : Textiles or clothing : License plate)

Patent 5204914: Character recognition method using optimally weighted correlation
(IMAGE ANALYSIS : LEARNING SYSTEMS : Trainable classifiers or pattern recognizers (e.g., adaline, perceptron) : Alphanumerics : Alignment, registration, or position determination)

Patent 5204915: Method of extracting feature from line pattern and line pattern recognition method using the same
(IMAGE ANALYSIS : PATTERN RECOGNITION : Feature extraction : Local or regional features : Directional codes and vectors (e.g., Freeman chains, compasslike codes) : Extracted from alphanumeric characters :)

Patent 5204916: Tile-oriented technique for collectively performing image rotation, scaling and digital halftone screening
(IMAGE ANALYSIS : IMAGE TRANSFORMATION OR PREPROCESSING : Changing the image coordinates : To rotate an image : Where the object is a character, word, or text)

Patent 5204917: Modular hearing aid
(ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES : HEARING AIDS, ELECTRICAL : Specified casing or housing : Component mounting : Helical spring)

Patent 5204918: Method of and apparatus for correcting contour of image
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Edge or contour enhancement : Minimize discontinuities in dot-matrix image data (i.e., connecting or merging the dots) : Skeletonizing)

Patent 5204919: Method of and apparatus for performing detail enhancement
(IMAGE ANALYSIS : IMAGE ENHANCEMENT OR RESTORATION : Image filter : Highpass filter (i.e., for sharpening or enhancing details) : Skeletonizing)

Patent 5204920: Method and apparatus for region and texture coding
(IMAGE ANALYSIS : COLOR IMAGE PROCESSING : Compression of color images : Alphanumerics)

Patent 5204921: Automated optical main distributing frame system
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Switch (i.e., switching from one terminal to another, not modulation) : Matrix switch (i.e., M X N, where M and N are 3 or more) :)

Patent 5204922: Optical signal channel selector
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Switch (i.e., switching from one terminal to another, not modulation) : Reflective-type switch :)

Patent 5204923: Unit for amplifying light signals in optical fiber transmission lines
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Plural (e.g., data bus) : Single pole single throw)

Patent 5204924: Optical fibre reflector
(OPTICAL WAVEGUIDES : WITH OPTICAL COUPLER : Particular coupling structure : Tapered coupler : Directional coupler)

Patent 5204925: Optical interconnection of circuit packs
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : Optical fiber to a nonfiber optical device connector : Plural fiber/device connections : Having at least one layer compressively fixed (e.g., crimp, tightening screws, etc.))

Patent 5204926: Tight buffered fiber optic groundwire cable
(OPTICAL WAVEGUIDES : OPTICAL TRANSMISSION CABLE : Tightly confined (i.e., fiber tightly held inside the outer sheath) : Compartmentalized : Sealed from environment)

Patent 5204927: Method and apparatus for making a fiber optical coupler
(OPTICAL WAVEGUIDES : OPTICAL FIBER BUNDLE : Transition between geometric shapes : With lens or mirror)

Patent 5204928: Flame-retardant coated optical fiber
(OPTICAL WAVEGUIDES : OPTICAL FIBER WAVEGUIDE WITH CLADDING : Utilizing multiple core or cladding : Concentric : Where the second or further layer is a coating : Fiber/ferrule further processed (grinding, polishing, etc.))

Patent 5204929: Fiber patch panel
(OPTICAL WAVEGUIDES : ACCESSORIES : Splice box and surplus fiber storage/trays/organizers/ carriers : Channel waveguide)

Patent 5204930: Optical fibers, and a process for their production
(OPTICAL WAVEGUIDES : HAVING PARTICULAR OPTICAL CHARACTERISTIC MODIFYING CHEMICAL COMPOSITION : Of waveguide core : Organic : Where the second or further layer is a coating)

Patent 5204931: Flexible waveguide
(OPTICAL WAVEGUIDES : NONCYCLINDRICAL OR NONPLANAR SHAPED WAVEGUIDE : Of waveguide cladding)

Patent 5204932: Servo circuit for magnetic disk apparatus
(ELECTRICITY: MOTOR CONTROL SYSTEMS : CLOSED LOOP SPEED CONTROL SYSTEM FOR DC MOTOR WITH COMMUTATOR : Armature control by digital or combined analog and digital circuitry : By voltage or current modification : With variable impedance)

Patent 5204933: Sleeve coupling for a branching or connecting point of cables
(OPTICAL WAVEGUIDES : WITH DISENGAGABLE MECHANICAL CONNECTOR : With alignment device)

Patent 5204934: Sound synthesis device using modulated noise signal
(DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION : SPEECH SIGNAL PROCESSING : Dictionary building, modification, or prioritization)

Patent 5204935: Programmable fuzzy logic circuits
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : FUZZY LOGIC HARDWARE : Digital fuzzy computer (e.g., controller) :)

Patent 5204936: Process status supervisory system
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : PLURAL PROCESSING SYSTEMS : Defuzzification processing)

Patent 5204937: Neural data-processing net with electrochromic material regions
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : NEURAL NETWORK : Structure : Radiant energy neural network : Modifiable weight)

Patent 5204938: Method of implementing a neural network on a digital computer
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : NEURAL NETWORK : Structure : Digital neural network : Parallel connection :)

Patent 5204939: Rule base processing system and rule evaluation control method therein
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : KNOWLEDGE PROCESSING SYSTEM : Knowledge representation and reasoning technique : Having specific management of a knowledge base : Having specific pattern matching or control technique)

Patent 5204940: Inference engine with conflict resolution based upon the availability of a resource
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : KNOWLEDGE PROCESSING SYSTEM : Knowledge representation and reasoning technique : Ruled-based reasoning system : Having specific pattern matching or control technique :)

Patent 5204941: Element checking system for use in forward inference system
(DATA PROCESSING: ARTIFICIAL INTELLIGENCE : KNOWLEDGE PROCESSING SYSTEM : Knowledge representation and reasoning technique : Ruled-based reasoning system : Having specific pattern matching or control technique :)

Patent 5204942: Robot control system for controlling a set of industrial robots for cooperative operation
(DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS : SPECIFIC APPLICATION, APPARATUS OR PROCESS : Robot control : Plural controlled devices or plural nonvision controlling devices : Plural robots : Movable (e.g., rotatable))

Patent 5204943: Image forming apparatus
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING :)

Patent 5204944: Separable image warping methods and systems using spatial lookup tables
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Three-dimension : Space transformation : Z buffer (depth buffer))

Patent 5204945: Method of displaying thick line and information unit and display system used therefor
(COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS : COMPUTER GRAPHICS PROCESSING : Graphic manipulation (object processing or display attributes) : Clipping : Based on image data : Rectangular region : Plural look up tables)

Patent 5204946: Mixed text and image data processing
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : PRESENTATION PROCESSING OF DOCUMENT : Hierarchical control : Compound document : Fitting data into field on form)

Patent 5204947: Application independent (open) hypermedia enablement services
(DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING : OPERATOR INTERFACE (E.G., GRAPHICAL USER INTERFACE) : On-screen workspace or object : Hierarchy or network structure : Navigation within structure : On-screen navigation control)

Patent 5204948: Method and apparatus for evaluating color image signals
(FACSIMILE AND STATIC PRESENTATION PROCESSING : NATURAL COLOR FACSIMILE : Color correction : Hue, saturation and luminance : With plural sensors)

Patent 5204949: Multi-channel/multi-circuit communication controller
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MULTICOMPUTER DATA TRANSFERRING : MULTICOMPUTER DATA TRANSFERRING VIA SHARED MEMORY : Plural shared memories :)

Patent 5204950: Data processing system for transmitting data between a host processor and an I/O device
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING :)

Patent 5204951: Apparatus and method for improving the communication efficiency between a host processor and peripheral devices connected by an SCSI bus
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) : Bus access regulation : Centralized bus arbitration : Static bus prioritization :)

Patent 5204952: Duplex processor arrangement for a switching system
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Error detection or notification : Operator interface for diagnosing or testing)

Patent 5204953: One clock address pipelining in segmentation unit
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY : ADDRESS FORMATION : Combining two or more values to create address : Sequential addresses generation)

Patent 5204954: Remote storage management mechanism and method
(ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT : INPUT/OUTPUT DATA PROCESSING : Direct Memory Accessing (DMA) : Concurrent data transferring)

Patent 5204955: Network management method and system
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Error detection or notification : Timing error (e.g., watchdog timer time-out) : Storage content error)

Patent 5204956: Method and apparatus for monitoring the execution time of a computer program
(ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY : DATA PROCESSING SYSTEM ERROR OR FAULT HANDLING : Reliability and availability : Performance monitoring for fault avoidance : Operator interface for diagnosing or testing)

Patent 5204957: Integrated circuit timer with multiple channels and dedicated service processor
(ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: PROCESSING ARCHITECTURES AND INSTRUCTION PROCESSING (E.G., PROCESSORS) : PROCESSING ARCHITECTURE : Microprocessor or multichip or multimodule processor having sequential program control : Offchip interface : Digital Signal processor)

 

Back to EveryPatent.com